Home / 589,798,000.30-884,697,000.45-406,131,990.70

Finding the Fourth Proportional to 589,798,000.30, 884,697,000.45 and 406,131,990.70

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Solution

The fourth proportional to 589,798,000.30, 884,697,000.45 and 406,131,990.70 is: 609,197,986.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,798,000.30 : 884,697,000.45 = 406,131,990.70 : x
  2. Step 2: Convert to fraction form
    589,798,000.30/884,697,000.45 = 406,131,990.70/x
  3. Step 3: Cross multiply
    589,798,000.30x = 884,697,000.45 × 406,131,990.70
  4. Step 4: Simplify right side
    589,798,000.30x = 359,303,753,959,077,312
  5. Step 5: Solve for x
    x = 359,303,753,959,077,312/589,798,000.30
  6. Step 6: Final answer
    x = 609,197,986.05

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.